Archives for November 6, 2007

If skies clear enough and you’re brave enough in the cold tomorrow early starting at 5:26am look low in the southeast sky for the Space Shuttle, followed by the ISS 10 minutes later a little higher in the southern sky. Shuttle and ISS sighting for Minneapolis

From out of nowhere the National Weather Service rolled out an updated wind chill temperature (WCT) in November 2001. As Chief meteorologist for NOAA in the Twin Cities I was stunned that I was excluded from the discussion on this significant change. I believed the old index did exactly what it was designed to do, Read more →

It seems counterintuitive, but our wind overnight actually helped keep us warmer! Wind at night mixes up the lower layers of the atmosphere, and that prevents the air near the surface from stratifying, which allows the coldest air to settle near the ground where we live. Air temperatures on windy and calm nights Standard air Read more →